package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    List<ShoppingCart> list(ShoppingCart shoppingCart);
    /*
    * 修改菜品数据数量
    * */
    @Update("update shopping_cart set number =#{number} where id = #{id}")
    void updateNumberById(ShoppingCart shoppingCart);
    /*
    * 添加到购物车
    * */
    @Insert("insert into shopping_cart (name,user_id,setmeal_id,dish_flavor,number,amount,image,create_time)" +
            " values (#{name},#{userId},#{setmealId},#{dishFlavor},#{number},#{amount},#{image},#{createTime})")
    void insert(ShoppingCart shoppingCart);
    /*
    * 清空购物车
    * */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void deleteByUserId(Long userId);
    @Delete("delete from shopping_cart where id = #{Id}")
    void deleteById(Long id);
    /*
    * 批量插入购物车数据
    * */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
